update "Show Only Desired Languages" description

- update "Show Only Desired Languages" description
- improve detection of movies without selected desired languages

bazarr/api.py

@@ -722,7 +722,7 @@ class Movies(Resource):
 
                 if settings.general.getboolean('embedded_subs_show_desired'):
                     desired_lang_list = []
-                    if item['languages'] and item['languages'] != 'None':
+                    if isinstance(item['languages'], list):
                         desired_lang_list = [x['code2'] for x in item['languages']]
                     item['subtitles'] = [x for x in item['subtitles'] if x['code2'] in desired_lang_list or x['path']]
 

views/settingssubtitles.html

@@ -217,7 +217,7 @@
                             <input type="checkbox" class="custom-control-input" id="settings-general-embedded_subs_show_desired" name="settings-general-embedded_subs_show_desired">
                             <span class="custom-control-label" for="settings-general-embedded_subs_show_desired"></span>
                         </label>
-                        <label>Hide subtitles for languages that are not currently enabled.</label>
+                        <label>Hide embedded subtitles for languages that are not currently desired.</label>
                     </div>
                 </div>
             </div>